public class Node{
    public int value;
    public Node next;
    public Node(int data){
        this.value=data;
    }
}

public void printCommonPart(Node head1, Node head2){
    System.out.println("Print the common part:");
    if(head1!=null&&head2!=null){
        if(head1.value>head2.value){
            head2=head2.next;
        }
        else if(head1.value<head2.value){
            head1=head1.next;
        }else if(head1.value==head2.value){
            System.out.println(head1.value);
            head1=head1.next;
            head2=head2.nexe;
        }
    }
}